638862832

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{314401}}^1$

素因数の和:314536

約数の個数: 20

約数和(自身を含む): 1247547136

約数和(自身を除く): 608684304

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 314401, 628802, 1257604, 2515208, 5030416, 39928927, 79857854, 159715708, 319431416, 638862832]

約数ペア:

[(1, 638862832), (2, 319431416), (4, 159715708), (8, 79857854), (16, 39928927), (127, 5030416), (254, 2515208), (508, 1257604), (1016, 628802), (2032, 314401)]